U.S. Map Files

These files were prepared by my excellent research assistant, Tyler Mangin.

States

Coordinate file

Data file

Example

Counties

Coordinate file

Data file

Example

Congressional Districts

Coordinate file

Data file

Example

Zip Codes

Read me

ZCTA

Coordinate file

Data file

Example

USPS

Coordinate file

Data file

Example

Core-Based Statistical Areas

Coordinate file

Data file

Railroads

Coordinate file

Data file

Example

SPMAP Resources

http://jearl.faculty.arizona.edu/sites/jearl.faculty.arizona.edu/files/spmap.pdf

http://www.stata.com/meeting/italy12/abstracts/materials/it12_pisati.pdf

Sample .do file